// 云函数入口文件
const cloud = require('wx-server-sdk')

cloud.init()
const db = cloud.database()

// 云函数入口函数
exports.main = async(event, context) => {
  console.log(event)
  return await db.collection('signin').where({
    userId: event.userId
  }).skip(event.page * 20).get()

}